Summary
Overview
Work history
Education
Skills
Languages
Timeline
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Anna Pichkur

Anna Pichkur

Kraków,Poland

Summary

DQA Engineer with 5+ years of relevant experience.

Most of my projects were related to data migration testing from Oracle / MS SQL to GCP and cost optimizations by implementing testing strategies and manual/automated solutions.
I have solid knowledge of SQL, Phyton, ETL testing and QA processes.

Overview

9
9
years of professional experience
5
5
years of post-secondary education

Work history

Data QA Engineer

N-iX
Kraków, Poland
02.2021 - 03.2025
  • Identify common data issues related to data types, formats, missing values, duplicate data and so on (GCP BigQuery);
  • OLTP (normalized tables) and OLAP (dimension and fact tables) testing;
  • ETL testing (SSIS jobs in MS SQL);
  • Data loads using Data Fusion;
  • DAGs checking (Airflow);
  • Dashboards using for performance and availability monitoring review;
  • Test documentation creation (check-lists, sign-off documents, Test Plan);
  • Smoke, Sanity, Performance, Regression testing;
  • API testing using Postman (basics);
  • Conduct Data Profiling and documenting the results;
  • Bugs reporting and further verification and validation.

Data Quality Assurance

EPAM
Lviv, Ukraine
11.2019 - 01.2021
  • Test documentation creation (Zephyr, Confluence);
  • Data migration testing: check all tables were transferred correctly from one storage to another using SQL queries (GCP BigQuery, AWS Athena);
  • Checking correctness of built analytical reports (SQL, Tableau);
  • API testing using Postman (basics);
  • Performance testing (metrics collection);
  • Bugs reporting and verification after fix;
  • Regression testing

DB Analyst

PrivatBank
Dnipro, Ukraine
08.2019 - 11.2019
  • Design data warehouses for DB;
  • Make reports using SQL;
  • Make visual diagrams based on received data;
  • Compose and conduct presentations for members of the board of directors;
  • Planning

Product Implementation Analyst

ELEKS
Dnipro, Ukraine
05.2019 - 08.2019
  • Technical support for users via Service Desk / phone;
  • Stored procedures creation using SQL;
  • Quality control of the system;
  • Compose and conduct presentations for potential customers;
  • Implementation of the program for the customer using its specific requirements

Senior Support Specialist

Luxoft
Dnipro, Ukraine
06.2016 - 03.2019
  • Technical support for users via Service Desk / phone;
  • Maintain Data Base: input data, correct data, check uniqueness and integrity of these data, remove duplicates;
  • Find out reasons and eliminate them, when user input incorrect data/remove some data and crash our DB;
  • Compose and conduct trainings for new users;
  • Complex reports using SQL;
  • Develop new optimal processes and instructions for more effective work using DB

Education

M. Sc. - Computer Systems Analysis

Dnipro National University of O. Honchar
Ukraine
09.2008 - 07.2013

Data Science with Python

Robotdreams
online
/2025 -

PL/SQL basics

Luxoft
Ukraine
/2016 - /2017

Diving into Software Testing and Quality Assurance

SkillsUp
Ukraine
/2016 - /2016

Skills

  • SQL
  • Phyton
  • Database querying and manipulation
  • RDBMS
  • OLAP / OLTP
  • Google Cloud Platform
  • High Attention to Detail
  • Analytical Thinking
  • Agile methodology understanding

Languages

Ukrainian
Native
English
Upper intermediate (B2)
Polish
Upper intermediate (B2)
Spanish
Elementary (A2)

Timeline

Data QA Engineer

N-iX
02.2021 - 03.2025

Data Quality Assurance

EPAM
11.2019 - 01.2021

DB Analyst

PrivatBank
08.2019 - 11.2019

Product Implementation Analyst

ELEKS
05.2019 - 08.2019

Senior Support Specialist

Luxoft
06.2016 - 03.2019

M. Sc. - Computer Systems Analysis

Dnipro National University of O. Honchar
09.2008 - 07.2013

Data Science with Python

Robotdreams
/2025 -

PL/SQL basics

Luxoft
/2016 - /2017

Diving into Software Testing and Quality Assurance

SkillsUp
/2016 - /2016

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Anna Pichkur